{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-68820",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-68820",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2026-01-13T15:29:23.351Z",
    "updatedAt": "2026-10-19T18:15:10.329Z",
    "importedAt": "2026-10-24T01:57:44.935Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "ext4: xattr: fix null pointer deref in ext4_raw_inode()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: xattr: fix null pointer deref in ext4_raw_inode()\n\nIf ext4_get_inode_loc() fails (e.g. if it returns -EFSCORRUPTED),\niloc.bh will remain set to NULL. Since ext4_xattr_inode_dec_ref_all()\nlacks error checking, this will lead to a null pointer dereference\nin ext4_raw_inode(), called right after ext4_get_inode_loc().\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "76c365fa7e2a8bb85f0190cdb4b8cdc99b2fdce3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b72a3476f0c97d02f63a6e9fff127348d55436f6"
            },
            {
              "version": "f737418b6de31c962c7192777ee4018906975383",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3d8d22e75f7edfa0b30ff27330fd6a1285d594c3"
            },
            {
              "version": "cf9291a3449b04688b81e32621e88de8f4314b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "190ad0f22ba49f1101182b80e3af50ca2ddfe72f"
            },
            {
              "version": "362a90cecd36e8a5c415966d0b75b04a0270e4dd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b5d942922182e82724b7152cb998f540132885ec"
            },
            {
              "version": "eb59cc31b6ea076021d14b04e7faab1636b87d0e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5b154e901fda2e98570b8f426a481f5740097dc2"
            },
            {
              "version": "c8e008b60492cf6fd31ef127aea6d02fd3d314cd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ce5f54c065a4a7cbb92787f4f140917112350142"
            },
            {
              "version": "c8e008b60492cf6fd31ef127aea6d02fd3d314cd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b97cb7d6a051aa6ebd57906df0e26e9e36c26d14"
            },
            {
              "version": "6aff941cb0f7d0c897c3698ad2e30672709135e3",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "3bc6317033f365ce578eb6039445fb66162722fd",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "836e625b03a666cf93ff5be328c8cb30336db872",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.10.237",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10.248"
            },
            {
              "version": "5.15.181",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.198"
            },
            {
              "version": "6.1.135",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.160"
            },
            {
              "version": "6.6.88",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.120"
            },
            {
              "version": "6.12.24",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.12.64"
            },
            {
              "version": "5.4.293",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "6.13.12",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.14"
            },
            {
              "version": "6.14.3",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.15",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.15"
            },
            {
              "version": "5.10.248",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.198",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.160",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.120",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.64",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}